Features: * Style: cylinder shape (M8, M12, M18, M30), and rectangular shape * Shielded or unshielded type; * DC 2-wire (10-30V DC), DC 3-wire(10-30V DC), DC 4-wire(10-30V DC),AC 2-wire (90-250 AC) type * Connection mode: 3/4 wire or 3/4 pin connector * Mounting distance: M8 (1/2mm), M12(2/4mm), M18(5/8mm), M30(10/15mm), ?R? style: 5, 10, 15, 20mm * With LED operation indicator, easily identifiable * Brass chrome plated, proof of oil, water acid, alkaline * Standard sensing object: ferrous metals or non metals * Protection rate: IP67, water resistant * Over-current protection * Widely applied in measuring, Counting, Rpm measuring in mechanism, chemical, paper manufacture light industry, etc TEL: 0086-760-6208640 FAX: 0086-760-5549680